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mailbox: imx: Disable the clock on devm_mbox_controller_register() failure

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devm_mbox_controller_register() may fail, and in the case of failure the
priv->clk clock that was previously enabled, should be disabled.

Fixes: 2bb7005696 ("mailbox: Add support for i.MX messaging unit")
Signed-off-by: Fabio Estevam <festevam@gmail.com>
Reviewed-by: Peng Fan <peng.fan@nxp.com>
Acked-by: Oleksij Rempel <o.rempel@pengutronix.de>
[Jassi: fixed merge/am conflict]
Signed-off-by: Jassi Brar <jaswinder.singh@linaro.org>
This commit is contained in:
Fabio Estevam 2020-05-30 17:56:28 -05:00 committed by Jassi Brar
parent 1b3a347b7d
commit 47303f9438
1 changed files with 3 additions and 1 deletions
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4
drivers/mailbox/imx-mailbox.c
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@ -513,8 +513,10 @@ static int imx_mu_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, priv); platform_set_drvdata(pdev, priv);
ret = devm_mbox_controller_register(dev, &priv->mbox); ret = devm_mbox_controller_register(dev, &priv->mbox);
if (ret) if (ret) {
clk_disable_unprepare(priv->clk);
return ret; return ret;
}
pm_runtime_enable(dev); pm_runtime_enable(dev);